A Comprehensive Guide to Online Slots

Online slots are perhaps the most-liked casino game in the USA. It’s estimated that close to 48% of online gamblers in the US play slots. It’s an intriguing game that beginners can quickly learn to play.

The aim of this game is to gain several matching symbols in the virtual slot machine. Slots are often accompanied by fantastic bonuses, progressive jackpots, and remarkable themes.

Read on as we explain the vital aspects of slots.

Features of Slots

Most slot machines are characterized by symbols, reels, and paylines.

Reels and Paylines

The number of reels varies from three to five. 5-reel slots feature 9-50 paylines, whereas 3-reel slots have 1-5 lines. A payline occurs when there is a specific combination of matching symbols.

Online slots also allow you to choose the number of lines you want to play. In such situations, they are referred to as bet lines. You increase or decrease your stake amount by varying these bet lines.


Slots machines are made up of 10-12 standard symbols. Besides the regular symbols, additional special symbols like Wilds, Scatter, and Bonus are also present.

When playing slots, the Wild replaces all other symbols except the scatter symbol. Common wild symbols often depict the brand’s name or contain the word Wild engrained in them. Some slots version contains special Wilds like Stacked Wilds and Cascading Wilds.

If a player matches three or more Scatters, they unlock free spins and other bonus rounds.

Free spins are triggered whenever two or more Bonus symbols appear on a bet line.

Return to Player (RTP)

RTP refers to the amount payable back to the player after several spins. Online slots have an RTP of anywhere between 90%-97%. Slot machines with an RTP less than 95% are less than ideal.